How to use vg_reactivate method in avocado

Best Python code snippet using avocado_python

lv_utils.py

Source:lv_utils.py

...548        process.run("mount /dev/%s/%s %s" %549                    (vg_name, lv_name, mount_loc), sudo=True)550    except process.CmdError as ex:551        raise LVException("Fail to mount logical volume: %s" % ex)552def vg_reactivate(vg_name, timeout=10, export=False):553    """554    In case of unclean shutdowns some of the vgs is still active and merging555    is postponed. Use this function to attempt to deactivate and reactivate556    all of them to cause the merge to happen.557    :param str vg_name: name of the volume group558    :param int timeout: timeout between operations559    :raises: :py:class:`LVException` if the logical volume is still active560    """561    try:562        process.run("vgchange -an %s" % vg_name, sudo=True)563        time.sleep(timeout)564        if export:565            process.run("vgexport %s" % vg_name, sudo=True)566            time.sleep(timeout)...

lvsetup.py

Source:lvsetup.py

...147                          create_filesystem=self.fs_name)148        lv_utils.lv_umount(self.vg_name, self.lv_name)149        self.mount_unmount_lv()150    @avocado.fail_on(lv_utils.LVException)151    def test_vg_reactivate(self):152        """153        Deactivate, export, import and activate a volume group.154        """155        self.create_lv()156        lv_utils.lv_mount(self.vg_name, self.lv_name, self.mount_loc,157                          create_filesystem=self.fs_name)158        lv_utils.lv_umount(self.vg_name, self.lv_name)159        lv_utils.vg_reactivate(self.vg_name, export=True)160        self.mount_unmount_lv()161    @avocado.fail_on(lv_utils.LVException)162    def test_lv_snapshot(self):163        """164        Takes a snapshot from the logical and merges snapshot with the165        logical volume.166        """167        self.create_lv()168        lv_utils.lv_mount(self.vg_name, self.lv_name, self.mount_loc,169                          create_filesystem=self.fs_name)170        lv_utils.lv_umount(self.vg_name, self.lv_name)171        lv_utils.lv_take_snapshot(self.vg_name, self.lv_name,172                                  self.lv_snap_name,173                                  self.lv_snapshot_size)...

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